§ Mr. Flynn
To ask the Secretary of State for Foreign and Commonwealth Affairs what correspondence has taken place between the British Embassy in Washington DC and Her Majesty's Government since October 1982 in respect of the export and import of special nuclear materials between the United Kingdom and the United States; and if he will place in the Library copies of correspondence with any national-security-sensitive information redacted. 
§ Mr. Hain
Any correspondence of this nature is covered by Exemption 1a (Information whose disclosure would harm national security or defence), and b (Information whose disclosure would harm the conduct of international relations or affairs) and Exemption 2 (Information whose disclosure would harm the frankness and candour of internal discussion) of the Code of Practice on Access to Government Information. It is the long-standing practice of successive Governments that such information is not released.